CN1689038A - Camera, light source control method, and computer program - Google Patents
Camera, light source control method, and computer program Download PDFInfo
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- CN1689038A CN1689038A CNA038243423A CN03824342A CN1689038A CN 1689038 A CN1689038 A CN 1689038A CN A038243423 A CNA038243423 A CN A038243423A CN 03824342 A CN03824342 A CN 03824342A CN 1689038 A CN1689038 A CN 1689038A
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/02—Bodies
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/141—Control of illumination
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/145—Illumination specially adapted for pattern recognition, e.g. using gratings
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/107—Static hand or arm
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/14—Vascular patterns
- G06V40/145—Sensors therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2215/00—Special procedures for taking photographs; Apparatus therefor
- G03B2215/05—Combinations of cameras with electronic flash units
- G03B2215/0514—Separate unit
- G03B2215/0517—Housing
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2215/00—Special procedures for taking photographs; Apparatus therefor
- G03B2215/05—Combinations of cameras with electronic flash units
- G03B2215/0514—Separate unit
- G03B2215/0517—Housing
- G03B2215/0539—Ringflash
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2215/00—Special procedures for taking photographs; Apparatus therefor
- G03B2215/05—Combinations of cameras with electronic flash units
- G03B2215/0514—Separate unit
- G03B2215/0557—Multiple units, e.g. slave-unit
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V2201/00—Indexing scheme relating to image or video recognition or understanding
- G06V2201/12—Acquisition of 3D measurements of objects
- G06V2201/121—Acquisition of 3D measurements of objects using special illumination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2101/00—Still video cameras
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Image Input (AREA)
- Studio Devices (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Collating Specific Patterns (AREA)
- Image Processing (AREA)
Abstract
A camera with a lighting system comprises a lighting means for lighting a subject, a light receiving means for receiving the light reflected from the subject, the lighting means being constructed to have a plurality of light sources disposed to surround the light receiving means, each of the light sources having its lighting intensity adjusted according to its disposition.
Description
Technical field
The present invention relates to contactless camera.
Background technology
Formerly in the technology, propose to have a kind of physical trait to discern the individual and confirm that whether to be my individual confirm technology according to the mankind.Check by the physical trait that will obtain by camera and the physical trait of registration in advance, carry out individual identification or be not my judgement.
Camera roughly is divided into: contact device and the device and the discontiguous contactless device of health of device and Body contact.The occasion of utilizing the more people of determined number not, from be difficult for polluting, the aspect of health aspect and psychological reactance sense etc. considers, contactless device preferably.
Such as, use entering of facility and withdraw from occasion in the management, all need to photograph when in this facility, having the people to come in and go out.In this occasion, the contact device is touched by the people continually.So, can occur because the possibility that the glass that is contacted with hand is made dirty can not successfully be photographed under this situation.And, owing to contact, can cause the problem or the psychological resistance sense of health aspect with the face of making dirty.According to this reason, preferably use contactless device.
Such in medical office or research institution etc., under the situation about using in the place to the hygienic requirements strictness, also compare, preferably contactless device with the contact device.In addition, from recent years, various antibiotic commodity and health commodity become in the situation of the commodity of selling fast and can understand, in the society to the upswing in demand of contactless product.
In the photography of physical trait,, adopt lighting device for the image of getting rid of ambient light obtains desirable image more.But, if under the situation of subject away from device, owing to can not cause decrease in image quality to subject irradiation illumination uniformly.So, be difficult to realize contactless device.
At this problem, open in the 2002-92616 communique the Jap.P. spy, a kind of technology of the light quantity of light source being adjusted according to the image of shooting has been proposed.But there are the following problems, promptly owing to for make a video recording need be often between the some bright light source cause consuming electric power and increase, and since repeatedly shooting increased the processing time.
The present invention proposes in view of such problem, and its purpose is to provide a kind of contactless camera, and it can obtain the image of excellent picture quality.
Summary of the invention
Camera of the present invention, be a kind of being used for to give the object camera of illumination uniformly in non-contacting mode, be provided with and be used for to the irradiation unit of object irradiating illumination and the reflected light of the illumination that shines above-mentioned object be subjected to the infrared rays receiver of light, above-mentioned irradiation unit has a plurality of light sources that dispose around above-mentioned infrared rays receiver and constitutes, and above-mentioned each light source can be corresponding to the intensity of allocation position adjustment illumination.
Preferably, above-mentioned each light source is adjusted, made from the position at the center of camera coverage far away more then luminous strong more.
In addition, be provided with control device, its electric current of supplying with by above-mentioned each light source of subtend is controlled, and adjusts the intensity of the illumination of the light that sends from above-mentioned each light source.
In addition, be provided with the luminous intensity information acquisition device, it is according to be subjected to reflected light light and illumination by the uniform object illumination of above-mentioned each light source orientating reflex rate by above-mentioned infrared rays receiver, obtain luminous intensity information, the above-mentioned object of this luminous intensity information representation is subjected to the intensity of the illumination of light from above-mentioned each light source; Above-mentioned control device to carrying out above-mentioned control from the identical above-mentioned light source of the distance of above-mentioned infrared rays receiver, makes that the illumination intensity of the light that this light source sends is identical according to above-mentioned luminous intensity information.
In addition, carry out the control of above-mentioned illumination according to the length of time shutter.
In addition, carry out the control of above-mentioned illumination according to the time of exposure.
In addition, when object is human body, luminous quantity, fluorescent lifetime, the luminous wavelength of irradiation unit are adjusted, made human body not to be exerted an influence.
In addition, when object was hand, matched mutually with the size of hand the position that irradiation unit is set.
In addition, when object is the vascular patterns of human body, the wavelength of lighting device is matched mutually with the photography of the vascular patterns of human body.
In addition, be provided with separating means, its space that above-mentioned each light source will be set optically separates with the space that above-mentioned infrared rays receiver is set.
In addition, have when carrying out above-mentioned photography, as the housing of the case shape of opening previously of the face that is intended for above-mentioned object; In above-mentioned front filter is installed, this filter sees through infrared ray and blocks light than infrared wave length; Above-mentioned each light source be arranged on the inboard of above-mentioned housing and with the back of the face of above-mentioned front opposition side on; The inner face of above-mentioned housing is formed to and prevents reflection of light.
Individual affirmation of the present invention system is to carry out the individual that the individual confirms to confirm system, is provided with: above-mentioned camera; Will be by this individual image that each individual is photographed in advance and obtained, the memory storage of storing accordingly with this individual ID of identification; Be used to import the input media of above-mentioned ID; To corresponding with the above-mentioned ID of input, be stored in the image in the above-mentioned memory storage, with when carrying out above-mentioned affirmation, carry out image that the individual's that imports this ID photography is obtained by above-mentioned camera, check, judge thus whether the individual who has imported this ID is my judgment means.
Be used for carrying out the occasion that the individual individual who confirms confirms system, have following structure at a plurality of facilities.Promptly, in above-mentioned each facility, be provided with the input media and the above-mentioned camera that are used to import the individual ID of identification, the server that above-mentioned each camera connected is provided with: will be by this individual image that each individual is photographed in advance and obtained, and the memory storage of storing accordingly with this individual ID of identification; To corresponding with above-mentioned ID by the input of above-mentioned input media, be stored in the image in the above-mentioned memory storage, with when carrying out above-mentioned affirmation, carry out image that the individual's that imported this ID photography is obtained by above-mentioned camera, check, judge thus whether the individual of this ID of input is my judgment means.
In addition, carry out the individual and confirm that the individual of (identification) confirms system, confirms the people that the permission in specific room enters, confirm people, confirm turning out for work of practitioner at the enterprising line access of financial terminal instrument by above-mentioned, or the people that logins of the permission of affirmation PC.
Description of drawings
Fig. 1 is the stereographic map of the example of structure of expression camera.
Fig. 2 is near the side cross-sectional, view of central authorities of expression camera.
Fig. 3 is the figure of the example of expression security system.
Fig. 4 is the figure of example of the photography situation of expression hand.
Fig. 5 is the calcspar of example of the functional structure of the camera of expression among first embodiment.
Fig. 6 is the figure that expression is radiated at the distribution of light intensity example on the subject.
Fig. 7 is the figure of example of image FA1 of the vascular patterns of the expression hand that carried out Flame Image Process.
Fig. 8 is the figure of variation of the configuration of the illumination instrument seen from the front of camera of expression.
Fig. 9 is the calcspar of example of the functional structure of the camera of expression among second embodiment.
Figure 10 is the process flow diagram of example of the flow process of explanation calibration process.
Figure 11 is the figure that expression is radiated at the example of the distribution of light intensity on the calibration plate.
Figure 12 is the figure that the example of picture is set in expression.
Figure 13 is the figure that is illustrated in the example of program stored etc. in the magnetic memory apparatus.
Figure 14 is the figure of the example in expression bloodvessel pattern data storehouse.
Figure 15 is the process flow diagram of example of the flow process of the processing confirmed of explanation individual.
Embodiment
With reference to the accompanying drawings, the present invention is described in more details.
[first embodiment]
Fig. 1 is the stereographic map of the example of structure of expression camera 1, Fig. 2 is near the side cross-sectional, view of central authorities of camera 1, Fig. 3 is the figure of the example of expression security system 100, Fig. 4 is the figure of example of the photography situation of expression hand, Fig. 5 is the calcspar of example of the functional structure of the camera 1 of expression among first embodiment, Fig. 6 is the figure that expression is radiated at the example of the distribution of light intensity on the subject, Fig. 7 is the figure of example of image FA1 of the vascular patterns of the expression hand that carried out Flame Image Process, and Fig. 8 is the figure of variation of the configuration of the illumination instrument seen from the front of camera 1 of expression.
As depicted in figs. 1 and 2, camera 1 according to the present invention is made of camera main body 2 and body cover 3.When photographing, body cover 3 is installed on the positive 20a of camera main body 2 in advance.Then, as shown in Figure 4,, press shutter with the front of object towards camera 1.
Camera main body 2 is by formations such as housing (basket) 20, photography portion 21, circuit substrate 22, irradiation portion 23, external connection interface section 24 and shutter release buttons 25.In addition, as shown in Figure 3, can be connected with PC 6 by external connection interface section 24.
Be provided with in the circuit substrate 22: the back will illustrate is used to carry out the ROM of control circuit, storage computation machine program (business software/firm ware) of the control of each several part of camera 1 and D/A conversion etc. and CPU etc.CPU carries out calculation process according to from the instruction of PC 6 or shutter release button 25, computer program or by the data that photography etc. obtains.According to such structure, camera 1 can be realized the function of as shown in Figure 5 power control part 201, image processing part 202 and illumination instrument drive division 261,262 etc.
These illumination instruments are provided with by the mode of the condition of enumerating below satisfying.That is: the distance between (1) each illumination instrument 51a～51d and the lens 211 is mutually the same.(2) distance between each illumination instrument 52a～52d and the lens 211 is mutually the same.
As shown in Figure 5, illumination instrument drive division 261,262 by according to from the instruction of power control part 201 respectively to illumination instrument 51a～51d, 52a～52d supplying electric current, drive these illumination instruments.
Like this, by difference being set, can make the light intensity that shines on the subject approach roughly even at the light intensity of exporting from illumination instrument 51a～51d, 52a～52d respectively.
In other words, as shown in Figure 4, at object that illumination is mapped to photography just in the occasion on the subject, if make that the output of illumination instrument is all identical, can cause light too to concentrate on the part of camera coverage (subject), and produce bigger illumination inequality.If the camera of present embodiment 1, such as, shown in Fig. 6 (b), light is too concentrated in the vicinity, center of camera coverage.And each circle shown in Fig. 6 (a) dotted line (b), light that the expression subject is accepted from each illumination instrument are the position of identical prescribed strength (luminous intensity).That is, expression is by the distribution of the height of each illumination instrument or the level line of luminous intensity.In the example of Fig. 6 (b), 8 circles are overlapping, relative therewith in the vicinity, center of camera coverage, and only overlapping about 3 at subject four jiaos, hence one can see that, and relatively light is very concentrated near the center.
On the other hand, as present embodiment, if make in a plurality of illumination instruments, than the output of the illumination instrument 51a～51d that is centered close to the farther place of subject (camera coverage) output greater than other illumination instrument 52a～52d that is positioned at the vicinity, the level line of the luminous intensity shown in Fig. 6 (a) just can appear.That is to say, from also as can be known, and make all identical occasions of the output of a plurality of illumination instruments compare the inequality that can reduce to throw light on regard to overlapping about 6 situation in overlapping maximum place of circle.
Turn back to Fig. 1 and Fig. 2, body cover 3 is made of filter 31 and lens cover 32, and this filter 31 is made of synthetic resin board or glass plate etc., and this lens cover 32 is made of synthetic resin board etc.
A plurality of illumination instruments and shutter or shutter speed (time shutter) are carried out luminous synchronously.That is to say that power control part 201 is pressed shutter and moment that shutter is opened at shutter release button 25, the instruction that illumination instrument drive division 261,262 is sent the beginning supplying electric current.Then, send instruction, make to stop supplying electric current simultaneously with shutter speed.Opening the instruction of shutter can also be undertaken by PC 6, to replace shutter release button 25.
From the reflected light of subject, see through filter 31 and enter into housing 20, scioptics 211 and imaging on imageing sensor 212.Imageing sensor 212 generates camera data by these being carried out the signalling processing.
According to present embodiment, because can be to roughly illumination (illumination light) uniformly of subject irradiation, so can carry out the photography of subject well.
Can carry out suitable change corresponding to the size of the electric current of photography conditions convection current over-illumination instrument 51a～51d, 52a～52d.Such as, can set corresponding to the number of distance between feature, subject and the camera 1 of kind, position or intensity, the subject of the illumination in photography place or illumination instrument and configuration etc.
As imageing sensor 212, can also use CCD to come replaced C MOS.The output of each illumination instrument can also be carried out following adjustment.Such as, on illumination instrument 52a～52d, cover optical filter, make output more weak according to bright instrument 51a～51d.In addition, can also adopt the different separately illumination instrument of luminous intensity as illumination instrument 51a～51d, illumination instrument 52a～52d.
The instrument configuration of will throwing light on becomes as Fig. 8 (a) shown in like that, can also supply with to illumination instrument 51 and contrast the stronger electric current of bright instrument 52.In addition, can also be configured to as Fig. 8 (b), with from the proportional mode of the distance of photo centre, adjust the irradiation light intensity.
On each illumination instrument 51a～51d, 52a～52d as shown in Figure 5, the circuit that the electric current inching that also can be connected in parallel is used.
The illumination instrument can use LED (light emitting diode), lamp (bulb etc.), fluorescent light, cathode line, xenon flash of light (xenon flash) pipe.
[second embodiment]
Fig. 9 is the calcspar of example of the functional structure of the camera 1 of expression among second embodiment, Figure 10 is the process flow diagram of example of the flow process of explanation calibration process, Figure 11 is the figure that expression is radiated at the example of the distribution of light intensity on the calibration plate, and Figure 12 is the figure that the example of picture HG1 is set in expression.
In first embodiment, as shown in Figure 5, all flow through onesize electric current among 4 illumination instrument 51a～51d.Therefore, ideally, these illumination instruments should be exported the light of same intensity.For illumination instrument 52a～52d also is same.
But, in fact,, all have slightly different characteristic at each even the illumination instrument is the instrument of same-type.In addition, there are the following problems, and promptly the illumination instrument is installed in from the position of original correct position deviation in manufacture process, and perhaps luminous intensity changes by long use.So, on each camera 1, produce different uneven illuminations respectively, and cause on resulting image, also can producing difference.Second embodiment proposes in view of such problem, and its purpose is, proofreaies and correct the uneven illumination of each camera 1, and the feasible image that is obtained is compared with the occasion of first embodiment can be further even.
Identical with occasion basically according to the structure of the camera 1 of second embodiment and contents processing according to the camera 1 of first embodiment, but there are several differences.Below, mainly these differences are described.
As shown in Figure 9, in LED51a～51d, be respectively arranged with LED drive division 261.For LED52a～52d too.Below, to the LED drive division 261 corresponding, add as " LED drive division 261a " that also the such symbol of " a "～" d " puts down in writing with LED51a～51d.For LED drive division 262 too.
At first, the action button of operation setting on PC 6 or camera 1 etc., and camera 1 is switched to calibration mode (#11).The uniform object of reflectivity is positioned over the front of camera 1, and (#12) photographs.Such as, in order to proofread and correct the color difference of (adjustment) scanner, and the calibration plate of common employing is photographed.Calibration plate adopts blank etc.
And, in the time of photography, stored in storer 22M under the occasion of set information 70,201 pairs of LED drive divisions of power control part 261a～261d, 262a～262d send instruction, make according to the content of set information 70 and to LED51a～51d, 52a～52d supplying electric current.Under the occasion of not storing set information 70, send instruction, the initial value when making output according to camera 1 and supplying electric current.
To utilizing image processing part 202 to carry out Flame Image Process, only extract the part of certain predetermined luminous intensity, and obtain circle (#13) such shown in Figure 11 (a) by the resulting camera data of photographing.These circles are, with the reflection of light light that LED shines to calibration plate, the light that is obtained by 21 acceptance of photography portion.And, in order to eliminate, also can allow each LED luminous successively and carry out the photography of step #12 from the light interference each other of each LED irradiation.
If if do not have difference on the characteristic of the LED of camera 1, what then the size of the circle that obtains by LED51a～51d just should be shown in Figure 11 (b) is identical like that.Same for the fenestra that obtains by LED52a～52d.
Set information generating unit 203, according to the big or small identical mode that makes great circle, promptly with these circle and the desirable round consistent mode shown in Figure 11 (b), obtaining should be to the size (#14) of the electric current of LED51a～51d supply.Such as, carry out the processing of step #12, #13 when adjusting electric current repeatedly, at leisure near desirable circle, obtain the size of the electric current that should supply with thus.Perhaps, according to known about circle size and the relational expression of the size of electric current obtain.Carry out same processing for little fenestra, obtain the size of the electric current that should supply with to LED52a～52d.
Then, the size with the electric current that should supply to each LED obtained is stored in (#15) among the storer 22M as set information 70.And constitute, carry out the processing of step #13, #14, set information 70 is stored in the magnetic memory apparatus etc. of PC 6 by PC 6.
In addition, also can obtain the size of the electric current that should supply with according to the operation of operator to PC 6.Under this occasion, handle in the following order.
In setting picture HG1, the circle that has 1～8 mark at upper left place is the circle that is positioned at same position that corresponds respectively to Figure 11 (a), is in order to allow the operator know the corresponding relation of each circle of each textbox and Figure 11 (a).
In each textbox of the row of " coarse regulation ", input is used to adjust the value of size of each circle of corresponding Figure 11 (a).That is to say,, can set the size of the electric current that supplies to LED51a～51d and LED52a～52d according to these textboxs.In these textboxs, such as 8 value of input 0～255 scope.Therefore, be under the occasion of 0～150mA in the scope of the electric current that can supply with to each LED, can be about the setting of 0.59mA scale.
In each textbox of the row of " inching ", input is used to adjust the value of the circuit that inching uses.That is to say, the big I of the electric current set by coarse regulation is carried out inching.In these textboxs, such as 8 value of input-127～128 scope.Therefore, in the scope of 10mA, can carry out to be about the setting of 0.04mA scale under the occasion of inching.
The operator, with reference to the size of each circle that in the image of Figure 11 (a), is comprised, the value in each textbox of input setting picture HG1.After the input, click photo knob again.Like this, send the instruction of photography to camera 1 from PC 6.
In camera 1, power control part 201 control LED drive division 261a～261d and LED drive division 262a～262d as shown in Figure 9 make according to each value of importing among the setting picture HG1 to LED51a～51d and LED52a～52d supplying electric current.Thus, carry out the step #12 with Figure 10 again, the processing that #13 is same, and obtain the image of new circle.
In addition, also can be used in combination set information generating unit 203 or handle and handle by operator's manual adjustment by the adjustment of PC 6.Such as, also can be so that coarse regulation is automatically carried out by computer program, inching is undertaken by operator's operation.
The order of photographing, the occasion with first embodiment is identical basically.Wherein, each LED drive divisions of power control part 201 control make according to being stored in set information 70 among the storer 22M to each LED supplying electric current.
According to present embodiment, reduce the difference between each LED and proofread and correct uneven illumination by carrying out calibration process, therefore can carry out the photography of subject better than first embodiment.
Calibration process also can be implemented before photographing, and can also be regularly carries out as a ring of the maintenance work of camera 1 (such as every month).
[the 3rd embodiment]
First photography target is made as the vascular patterns of the mankind or animal.Such as, if the vascular patterns of the photography mankind's hand with the front of hand towards camera 1, is opened shutter.
With the occasion of vascular patterns, use the ultrared device of emission as lighting device as object.Especially, be preferably the device of better irradiate near infrared rays.
As filter 31, can adopt such as the light that can cut off visible rays and lack (that is, about 800nm or its following light), and can see through infrared ray than its wavelength, especially near infrared, the material of such character.So filter 31 can play and prevent that outside visible rays etc. from entering into the effect of housing 20.
In addition because to as if human body, in the mode that human body is not exerted an influence, adjust the luminous quantity, fluorescent lifetime of irradiation unit, luminous wavelength.
The illumination of emission is mapped on the subject.Wherein, because visible rays etc. are cut off by filter 31, therefore infrared radiation is only arranged on subject.Usually, the blood vessel of the mankind or animal has the ultrared character of absorption.So, among the surface of the mankind or animal, the infrared ray that basically can reflected illumination arrive in subcutaneous part with blood vessel, and the part that does not have a blood vessel is well with its reflection.
According to present embodiment, because can be to the roughly uniform infrared ray of subject irradiation, so can carry out the photography of the vascular patterns of subject better.
Photography target by camera 1 is not limited to human hand, also can be the various positions of the mankind or animal.
[camera 1 is used for embodiment based on the occasion of the security system of vascular patterns]
Figure 13 is the figure that is illustrated in the example of program stored among the magnetic memory apparatus 6d etc., and Figure 14 is the figure of the example of expression bloodvessel pattern data storehouse 6DB, and Fig. 15 is process flow diagrams of example of the flow process of the processing confirmed of explanation individual.
Below, the security system of using camera 1 is described.Here, be that example describes with the security system in the enterprise 100 (with reference to Fig. 3), wherein said enterprise has the facility (research department, laboratory, research and development chamber or reference room etc.) that has only the practitioner's ability admission that secures permission in advance.
In facility, be provided with PC 6.This PC 6 is connected with according to the camera 1 of first or second embodiment and ten key 6t and connects.Camera 1 and ten key 6t are arranged near the inlet in the outside of facility.Confirm if the practitioner does not operate on it and obtain the individual, just can not enter facility.
In the magnetic memory apparatus 6d of PC 6, as shown in Figure 13, storing blood vessel pattern database 6DB.As shown in Figure 4, among the 6DB of this bloodvessel pattern data storehouse, each practitioner's bloodvessel pattern data 71 is stored in the corresponding mode of user ID with this practitioner of identification.
Bloodvessel pattern data 71 is the parts by 1 pair of practitioner's health of camera, such as hand, and the resulting data of photographing in advance.Also can be with bloodvessel pattern data 71 as the data of the image FA1 (with reference to Fig. 7) of the pattern of blood vessel and store, the data that perhaps also can be used as the feature of rugosity, length, bar number or configuration etc. by this image being analyzed resulting expression vascular patterns store.
In addition, in magnetic memory apparatus 6d, individual affirmation program 6PG is installed.By moving this program,, carry out the processing that the individual confirms to wanting the practitioner who enters facility according to the order of as shown in figure 15 process flow diagram.
Want to enter the practitioner of facility, operate in the ten key 6t and oneself the user ID (#21) of input of porch, by the part of 1 pair of own health of camera photograph (#22).User ID and the resulting camera data of photography by input are transferred to PC 6.
Under the occasion that the occasion of unanimity promptly obtains confirming (among the #25 for being), PC 6 is controlled and is made inlet open (#26).Like this, the practitioner just can enter facility.Under the occasion that does not obtain confirming (among the #25 for not), inform indication that can not admission and the indication of operating again (#27) to the practitioner.This message is such as exporting by being arranged near the loudspeaker of inlet.
And, have the occasion of a plurality of facilities in enterprise, also PC 6 and camera 1 can be set on each facility, carry out the inspection that whether can enter facility.In addition, also bloodvessel pattern data storehouse 6DB and individual affirmation program 6PG can be arranged on the server that can be connected on each PC 6, the processing (the step # 23 of Figure 10, #24) that the individual confirms is carried out in server.This occasion, as the camera 1 of each facility, the preferred camera 1 that adopts according to second embodiment.
Above-mentioned individual confirms, is not limited to the security system of facility, and the individual during such as the affirmation of user's login that also can be used for computer etc., electronic clearing system, work attendance confirms (time card) etc.
In addition, the content of the configuration of the optical system of the configuration of the integral body of camera 1, security system 100 or the formation of various piece, photography target, illumination instrument and luminous intensity, lens etc., contents processing, processing sequence, database, the formation of picture etc. all can be carried out suitable change according to intention of the present invention.
The industrial possibility of utilizing
As mentioned above, the present invention is a kind of technical scheme with following advantage, that is: by shining to subject Penetrate roughly uniformly illumination, can carry out well the photography to subject.
Claims (10)
1. camera, it has illumination simultaneously, it is characterized in that, is provided with:
Be used for irradiation unit to the object irradiating illumination; And
The reflected light of the illumination that shines above-mentioned object is subjected to the infrared rays receiver of light, wherein,
Above-mentioned irradiation unit has a plurality of light sources that dispose around above-mentioned infrared rays receiver,
Above-mentioned each light source is adjusted the intensity of illumination corresponding to allocation position.
2. camera as claimed in claim 1 is characterized in that, in the position then luminous strong more mode far away more from the center of camera coverage, adjusts above-mentioned each light source.
3. camera as claimed in claim 1 or 2 is characterized in that being provided with control device, and its electric current of supplying with by above-mentioned each light source of subtend is controlled, and adjusts the intensity of the illumination of sending from above-mentioned each light source.
4. camera as claimed in claim 3 is characterized in that:
Be provided with the luminous intensity information acquisition device, it is according to be subjected to reflected light light and illumination by the uniform object illumination of above-mentioned each light source orientating reflex rate by above-mentioned infrared rays receiver, obtain luminous intensity information, the above-mentioned object of this luminous intensity information representation is subjected to the intensity of the illumination of light from above-mentioned each light source;
Above-mentioned control device to carrying out above-mentioned control from the identical above-mentioned light source of the distance of above-mentioned infrared rays receiver, makes that the illumination intensity of the light that this light source sends is identical according to above-mentioned luminous intensity information.
5. camera as claimed in claim 3 is characterized in that, carries out the control of above-mentioned illumination according to the length of time shutter.
6. camera as claimed in claim 3 is characterized in that, carries out the control of above-mentioned illumination according to the time of exposure.
7. light source control method, it controls a plurality of light sources, and these a plurality of light sources are arranged on the camera of the photography of carrying out object and are used for it is characterized in that having to above-mentioned object irradiating illumination:
Utilize the step of the uniform object illumination illumination of above-mentioned light source orientating reflex rate;
Utilization is arranged on the infrared rays receiver on the above-mentioned camera, to be subjected to the step of light from above-mentioned reflected by objects light;
According to from the above-mentioned reflected by objects light that is subjected to behind the light, obtain the step of luminous intensity information, the above-mentioned object of this luminous intensity information representation is subjected to the intensity of the illumination of light from above-mentioned each light source;
When carrying out above-mentioned photography, according to the intensity of above-mentioned luminous intensity information to the illumination that utilizes above-mentioned each light source irradiation, with mutually the same from the identical light source of the distance of above-mentioned infrared rays receiver, and, the step that the light source mode that then intensity is strong more that this distance is far away is more adjusted.
8. a computer program is used to control a plurality of light sources, and these a plurality of light sources are arranged on the camera of the photography of carrying out object and are used for to above-mentioned object irradiating illumination, it is characterized in that carrying out in computing machine following processing:
Be arranged on that infrared rays receiver on the above-mentioned camera is subjected to light and utilize the reflected light of the illumination that above-mentioned each light source shines the uniform object of reflectivity according to utilization, obtain the luminous intensity information processing, the above-mentioned object of this luminous intensity information representation is subjected to the intensity of the illumination of light from above-mentioned each light source;
When carrying out above-mentioned photography, according to the intensity of above-mentioned luminous intensity information to the illumination that utilizes above-mentioned each light source and shine, with mutually the same from the identical light source of the distance of above-mentioned infrared rays receiver, and, the processing that the strong more mode of the intensity of light source that this distance is far away is more adjusted.
9. an individual affirmation system carries out the individual and confirms, it is characterized in that being provided with:
As any described camera of claim 1 to claim 6;
Will be by this individual image that each individual is photographed in advance and obtained, the memory storage of storing accordingly with this individual ID of identification;
Be used to import the input media of above-mentioned ID;
To corresponding with the above-mentioned ID of input, be stored in the image in the above-mentioned memory storage, with when carrying out above-mentioned affirmation, carry out image that the individual's that imports this ID photography is obtained by above-mentioned camera, check, judge thus whether the individual who has imported this ID is my judgment means.
10. an individual affirmation system is used for carrying out at a plurality of facilities individual's affirmation, it is characterized in that:
In above-mentioned each facility, be provided with the input media and the camera as claimed in claim 4 that are used to import the individual ID of identification,
The server that above-mentioned each camera connected is provided with:
Will be by this individual image that each individual is photographed in advance and obtained, the memory storage of storing accordingly with this individual ID of identification;
To corresponding with above-mentioned ID by the input of above-mentioned input media, be stored in the image in the above-mentioned memory storage, with when carrying out above-mentioned affirmation, carry out image that the individual's that imports this ID photography is obtained by above-mentioned camera, check, judge thus whether the individual who has imported this ID is my judgment means.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2003/003989 WO2004088588A1 (en) | 2003-03-28 | 2003-03-28 | Camera, light source control method, and computer program |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1689038A true CN1689038A (en) | 2005-10-26 |
| CN100395775C CN100395775C (en) | 2008-06-18 |
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| CNB038243423A Expired - Fee Related CN100395775C (en) | 2003-03-28 | 2003-03-28 | Camera, light source control method, and computer program |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7415202B2 (en) |
| EP (1) | EP1610265B1 (en) |
| JP (1) | JP4297876B2 (en) |
| CN (1) | CN100395775C (en) |
| AU (1) | AU2003220951A1 (en) |
| WO (1) | WO2004088588A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104488257A (en) * | 2012-07-25 | 2015-04-01 | 株式会社电装 | State monitoring device |
| CN107734320A (en) * | 2017-09-29 | 2018-02-23 | 成都豪宇韬鹰科技有限公司 | A kind of method of active luminescent marking point light intensity lower limit in calculating VR photographies place |
| CN111200709A (en) * | 2019-01-08 | 2020-05-26 | 英属开曼群岛商麦迪创科技股份有限公司 | Method for setting light source of camera system, camera system and vehicle |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005148200A (en) * | 2003-11-12 | 2005-06-09 | Pentax Corp | Light quantity controller for photography |
| JP4645887B2 (en) * | 2004-11-01 | 2011-03-09 | ソニー株式会社 | Image processing apparatus, image processing method, and program |
| WO2006074161A2 (en) * | 2005-01-03 | 2006-07-13 | Vumii, Inc. | Systems and methods for night time surveillance |
| TWM288941U (en) * | 2005-08-23 | 2006-03-21 | Instr Technology Res Er Ct | Near-photographing device having illumination |
| WO2007099611A1 (en) * | 2006-02-28 | 2007-09-07 | Fujitsu Limited | Device for detecting reflected light, device for determining reflection characteristics, and device for detecting object |
| JP4566929B2 (en) | 2006-03-03 | 2010-10-20 | 富士通株式会社 | Imaging device |
| JP4804962B2 (en) | 2006-03-03 | 2011-11-02 | 富士通株式会社 | Imaging device |
| JP4566930B2 (en) | 2006-03-03 | 2010-10-20 | 富士通株式会社 | Imaging device |
| JP4745084B2 (en) | 2006-03-03 | 2011-08-10 | 富士通株式会社 | Imaging device |
| JP4708220B2 (en) * | 2006-03-03 | 2011-06-22 | 富士通株式会社 | Illumination device and imaging device using the same |
| JP4799216B2 (en) | 2006-03-03 | 2011-10-26 | 富士通株式会社 | Imaging device having distance measuring function |
| JP5352960B2 (en) * | 2006-04-27 | 2013-11-27 | セイコーエプソン株式会社 | Biometric information acquisition apparatus, biometric information acquisition method, and biometric authentication apparatus |
| JP4153971B2 (en) * | 2006-05-16 | 2008-09-24 | セイコーエプソン株式会社 | Biometric information acquisition apparatus, biometric information acquisition method, and biometric authentication apparatus |
| JP4975494B2 (en) | 2007-03-23 | 2012-07-11 | 富士通株式会社 | Imaging device |
| US20080266445A1 (en) * | 2007-04-30 | 2008-10-30 | Min Soo Park | Infra-red closed circuit television camera having reflection plate |
| JP4636340B2 (en) | 2007-07-10 | 2011-02-23 | ソニー株式会社 | Biological imaging device |
| KR101271730B1 (en) * | 2007-08-29 | 2013-06-04 | 삼성테크윈 주식회사 | A monitoring camera |
| ES2329328B1 (en) * | 2008-05-23 | 2010-08-30 | Hanscan Ip B.V. | BIOMETRIC PROCEDURE AND SCANNER TO IDENTIFY A PERSON. |
| KR100927002B1 (en) * | 2008-10-30 | 2009-11-17 | (주)실리콘화일 | Image sensor |
| WO2012117510A1 (en) * | 2011-02-28 | 2012-09-07 | 富士通フロンテック株式会社 | Illumination optical system for imaging device |
| JP6343972B2 (en) * | 2014-03-10 | 2018-06-20 | 富士通株式会社 | Illumination device and biometric authentication device |
| FR3027135B1 (en) * | 2014-10-09 | 2016-11-25 | Morpho | SYSTEM AND METHOD FOR ACQUIRING VEIN IMAGES FROM A FINGER |
| HK1204847A2 (en) * | 2015-09-16 | 2015-12-04 | 英基科技有限公司 | A time card punching system |
| US10639390B2 (en) | 2016-02-25 | 2020-05-05 | Ralph Birchard Lloyd | System and method for disinfecting an occupied environment using direction controlled germicidal radiation |
| DE102017103883A1 (en) | 2017-02-24 | 2018-08-30 | Osram Opto Semiconductors Gmbh | Arrangement for illuminating and recording a scene |
| TWI608735B (en) * | 2017-03-13 | 2017-12-11 | 晶睿通訊股份有限公司 | Image capturing device and brightness adjusting method |
| US10602035B2 (en) * | 2017-09-19 | 2020-03-24 | Google Llc | Temperature-controlled camera assembly |
| JP7323787B2 (en) * | 2019-07-31 | 2023-08-09 | 日亜化学工業株式会社 | Lighting device and lighting device with infrared camera |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1287028C (en) * | 1988-03-18 | 1991-07-30 | National Research Council Of Canada | Distributed coaxial light source producing constant target luminance |
| DE68929481T2 (en) * | 1988-05-09 | 2004-06-09 | Omron Corp. | Device and method for displaying the results of a printed circuit board test |
| US5016282A (en) * | 1988-07-14 | 1991-05-14 | Atr Communication Systems Research Laboratories | Eye tracking image pickup apparatus for separating noise from feature portions |
| JPH0782539B2 (en) | 1988-07-14 | 1995-09-06 | 株式会社エイ・ティ・アール通信システム研究所 | Pupil imager |
| JPH03269681A (en) * | 1990-03-19 | 1991-12-02 | Sharp Corp | Picture recognizing device |
| US5598474A (en) * | 1994-03-29 | 1997-01-28 | Neldon P Johnson | Process for encrypting a fingerprint onto an I.D. card |
| JPH0883391A (en) * | 1994-09-14 | 1996-03-26 | Hitachi Ltd | Vehicle number recognition device |
| US6040895A (en) * | 1997-10-08 | 2000-03-21 | Siemens Aktiengesellschaft | Method and device for controlled illumination of an object for improving identification of an object feature in an image of the object |
| JPH11183389A (en) * | 1997-12-18 | 1999-07-09 | Lintec Corp | Observing device |
| JP3869545B2 (en) * | 1998-01-19 | 2007-01-17 | 株式会社日立製作所 | Finger feature pattern feature detection device and personal identification device |
| IE20000838A1 (en) * | 1999-10-18 | 2001-05-16 | Mv Res Ltd | Machine vision |
| IL132817A (en) * | 1999-11-08 | 2003-11-23 | Orbotech Schuh Gmbh & Co | Illumination and image acquisition system |
| US6617559B1 (en) * | 2000-01-13 | 2003-09-09 | Hewlett-Packard Development Company, L.P. | Light arrangement for vision systems |
| US6498440B2 (en) * | 2000-03-27 | 2002-12-24 | Gentex Corporation | Lamp assembly incorporating optical feedback |
| JP2002016907A (en) * | 2000-06-30 | 2002-01-18 | Fujitsu General Ltd | Detecting device for object to be watched |
| JP2002092616A (en) | 2000-09-20 | 2002-03-29 | Hitachi Ltd | Individual authentication device |
| JP2002352229A (en) * | 2001-05-30 | 2002-12-06 | Mitsubishi Electric Corp | Face region detector |
-
2003
- 2003-03-28 AU AU2003220951A patent/AU2003220951A1/en not_active Abandoned
- 2003-03-28 WO PCT/JP2003/003989 patent/WO2004088588A1/en active Application Filing
- 2003-03-28 JP JP2004570133A patent/JP4297876B2/en not_active Expired - Lifetime
- 2003-03-28 EP EP03715607.2A patent/EP1610265B1/en not_active Expired - Fee Related
- 2003-03-28 CN CNB038243423A patent/CN100395775C/en not_active Expired - Fee Related
-
2005
- 2005-09-20 US US11/229,571 patent/US7415202B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104488257A (en) * | 2012-07-25 | 2015-04-01 | 株式会社电装 | State monitoring device |
| CN104488257B (en) * | 2012-07-25 | 2018-02-09 | 株式会社电装 | State monitoring apparatus |
| CN107734320A (en) * | 2017-09-29 | 2018-02-23 | 成都豪宇韬鹰科技有限公司 | A kind of method of active luminescent marking point light intensity lower limit in calculating VR photographies place |
| CN107734320B (en) * | 2017-09-29 | 2019-08-13 | 成都国翼电子技术有限公司 | A method of calculating active luminescent marking point light intensity lower limit in VR photography place |
| CN111200709A (en) * | 2019-01-08 | 2020-05-26 | 英属开曼群岛商麦迪创科技股份有限公司 | Method for setting light source of camera system, camera system and vehicle |
| CN111200709B (en) * | 2019-01-08 | 2023-12-29 | 英属开曼群岛商麦迪创科技股份有限公司 | Method for setting light source of camera system, camera system and vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2004088588A1 (en) | 2004-10-14 |
| JPWO2004088588A1 (en) | 2006-07-06 |
| JP4297876B2 (en) | 2009-07-15 |
| CN100395775C (en) | 2008-06-18 |
| EP1610265A1 (en) | 2005-12-28 |
| AU2003220951A1 (en) | 2004-10-25 |
| EP1610265A4 (en) | 2007-12-26 |
| US20060110145A1 (en) | 2006-05-25 |
| EP1610265B1 (en) | 2013-08-21 |
| US7415202B2 (en) | 2008-08-19 |
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